CVE-2019-14193

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an...

9.8 CriticalFix available

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

2.57%Up 1.9 points since Apr 14, 2021

What each source reports

NVD Score used 9.8

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.

Record: CVE-2019-14193
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-787
Updated: 2026-11-02

CVE List No score

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.

Record: CVE-2019-14193
Updated: 2026-11-02

EUVDEUVD-2019-5443 No score

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.

Record: EUVD-2019-5443
Updated: 2026-11-02

GitHub AdvisoriesGHSA-x3rh-6g9g-gp22 9.8

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an...

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.

Record: GHSA-x3rh-6g9g-gp22
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-787
Updated: 2026-11-02

OSV 9.8

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.

Record: CVE-2019-14193
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2019-14193 9.8

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.

Record: DEBIAN-CVE-2019-14193
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

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OSVUBUNTU-CVE-2019-14193 9.8

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.

Record: UBUNTU-CVE-2019-14193
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVopenSUSE-SU-2020:1930-1 No score

Security update for u-boot

This update for u-boot fixes the following issues:

CVE-2019-14192 (bsc#1143777), CVE-2019-14193 (bsc#1143817), CVE-2019-14199 (bsc#1143824), CVE-2019-14197 (bsc#1143821), CVE-2019-14200 (bsc#1143825), CVE-2019-14201 (bsc#1143827), CVE-2019-14202 (bsc#1143828), CVE-2019-14203 (bsc#1143830), CVE-2019-14204 (bsc#1143831), CVE-2019-14194 (bsc#1143818), CVE-2019-14198 (bsc#1143823), CVE-2019-14195 (bsc#1143819), CVE-2019-14196 (bsc#1143820), CVE-2019-13103 (bsc#1143463), CVE-2020-8432 (bsc#1162198), CVE-2019-11059 (bsc#1134853), CVE-2019-11690 (bsc#1134157) and CVE-2020-10648 (bsc#1167209)

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Record: openSUSE-SU-2020:1930-1
Updated: 2026-11-02

OSVSUSE-SU-2020:3255-1 No score

Security update for u-boot

This update for u-boot fixes the following issues:

CVE-2019-14192 (bsc#1143777), CVE-2019-14193 (bsc#1143817), CVE-2019-14199 (bsc#1143824), CVE-2019-14197 (bsc#1143821), CVE-2019-14200 (bsc#1143825), CVE-2019-14201 (bsc#1143827),
CVE-2019-14202 (bsc#1143828), CVE-2019-14203 (bsc#1143830), CVE-2019-14204 (bsc#1143831), CVE-2019-14194 (bsc#1143818), CVE-2019-14198 (bsc#1143823), CVE-2019-14195 (bsc#1143819), CVE-2019-14196 (bsc#1143820), CVE-2019-13103 (bsc#1143463), CVE-2020-8432 (bsc#1162198), CVE-2019-11059 (bsc#1134853), CVE-2019-11690 (bsc#1134157) and CVE-2020-10648 (bsc#1167209).

Fix USB keyboard problems (bsc#1160566).

Record: SUSE-SU-2020:3255-1
Updated: 2026-11-02

OSVSUSE-SU-2020:3256-1 No score

Security update for u-boot

This update for u-boot fixes the following issues:

Fix CVE-2019-13106 (bsc#1144656), CVE-2019-13104 (bsc#1144675), CVE-2019-14192 (bsc#1143777), CVE-2019-14193 (bsc#1143817), CVE-2019-14199 (bsc#1143824), CVE-2019-14197 (bsc#1143821), CVE-2019-14200 (bsc#1143825), CVE-2019-14201 (bsc#1143827), CVE-2019-14202 (bsc#1143828), CVE-2019-14203 (bsc#1143830), CVE-2019-14204 (bsc#1143831), CVE-2019-14194 (bsc#1143818), CVE-2019-14198 (bsc#1143823), CVE-2019-14195 (bsc#1143819), CVE-2019-14196 (bsc#1143820), CVE-2019-13103 (bsc#1143463), CVE-2020-8432 (bsc#1162198), CVE-2019-11059 (bsc#1134853), CVE-2019-11690 (bsc#1134157) and CVE-2020-10648 (bsc#1167209)

Record: SUSE-SU-2020:3256-1
Updated: 2026-11-02

OSVSUSE-SU-2020:3282-1 No score

Security update for u-boot

This update for u-boot fixes the following issues:

Record: SUSE-SU-2020:3282-1
Updated: 2026-11-02

OSVSUSE-SU-2020:3283-1 No score

Security update for u-boot

This update for u-boot fixes the following issues:

Fix network boot on Raspberry Pi 3 B+ (bsc#1098649)
Fix GOP pixel format (bsc#1098447)
Fix SD writes on Raspberry Pi
Enable a few more armv7 boards to boot with EFI
Fix potentially miscompiled runtime service calls

Fix CVE-2019-14192 (bsc#1143777), CVE-2019-14193 (bsc#1143817), CVE-2019-14199 (bsc#1143824), CVE-2019-14197 (bsc#1143821), CVE-2019-14200 (bsc#1143825), CVE-2019-14201 (bsc#1143827),
CVE-2019-14202 (bsc#1143828), CVE-2019-14203 (bsc#1143830), CVE-2019-14204 (bsc#1143831), CVE-2019-14194 (bsc#1143818), CVE-2019-14198 (bsc#1143823), CVE-2019-14195 (bsc#1143819), CVE-2019-14196 (bsc#1143820), CVE-2019-13103 (bsc#1143463), CVE-2020-8432 (bsc#1162198), CVE-2019-11059 (bsc#1134853), CVE-2019-11690 (bsc#1134157) and CVE-2020-10648 (bsc#1167209)

Record: SUSE-SU-2020:3283-1
Updated: 2026-11-02

OSVSUSE-SU-2020:3474-1 No score

Security update for u-boot

This update for u-boot fixes the following issues:

Work around CVE-2019-11059 by disabling 64Bit descritptor size (bsc#1134853)

CVE-2019-11690 (bsc#1134157), CVE-2020-10648 (bsc#1167209), CVE-2019-13103 (bsc#1143463), CVE-2019-14197 (bsc#1143821), CVE-2019-14200 (bsc#1143825), CVE-2019-14201 (bsc#1143827), CVE-2019-14202 (bsc#1143828), CVE-2019-14203 (bsc#1143830), CVE-2019-14204 (bsc#1143831), CVE-2019-14194 (bsc#1143818), CVE-2019-14198 (bsc#1143823), CVE-2019-14195 (bsc#1143819), CVE-2019-14196 (bsc#1143820), CVE-2019-14299 (bsc#1143824), CVE-2019-14192 (bsc#1143777), CVE-2019-14193 (bsc#1143817).

Record: SUSE-SU-2020:3474-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`u-boot` Debian:12	before 2020.01+dfsg-1	2020.01+dfsg-1
`u-boot` Debian:13	before 2020.01+dfsg-1	2020.01+dfsg-1
`u-boot` Debian:14	before 2020.01+dfsg-1	2020.01+dfsg-1
`u-boot` SUSE:Linux Enterprise Server 12 SP5	before 2019.01-5.3.1	2019.01-5.3.1
`u-boot-rpi3` SUSE:Linux Enterprise Server 12 SP5	before 2019.01-5.3.1	2019.01-5.3.1
`u-boot` SUSE:Linux Enterprise Server for SAP Applications 12 SP5	before 2019.01-5.3.1	2019.01-5.3.1
`u-boot-rpi3` SUSE:Linux Enterprise Server for SAP Applications 12 SP5	before 2019.01-5.3.1	2019.01-5.3.1
`u-boot` SUSE:Linux Enterprise Server 12 SP4-LTSS	before 2018.03-4.3.1	2018.03-4.3.1
`u-boot-rpi3` SUSE:Linux Enterprise Server 12 SP4-LTSS	before 2018.03-4.3.1	2018.03-4.3.1
`u-boot` SUSE:Linux Enterprise Module for Basesystem 15 SP1	before 2019.01-7.10.1	2019.01-7.10.1

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Affected packages
Package	Affected	Fixed
`u-boot-rpi3` SUSE:Linux Enterprise Module for Basesystem 15 SP1	before 2019.01-7.10.2	2019.01-7.10.2
`u-boot` SUSE:Linux Enterprise High Performance Computing 15-ESPOS	before 2018.03-4.6.1	2018.03-4.6.1
`u-boot-rpi3` SUSE:Linux Enterprise High Performance Computing 15-ESPOS	before 2018.03-4.6.2	2018.03-4.6.2
`u-boot` SUSE:Linux Enterprise High Performance Computing 15-LTSS	before 2018.03-4.6.1	2018.03-4.6.1
`u-boot-rpi3` SUSE:Linux Enterprise High Performance Computing 15-LTSS	before 2018.03-4.6.2	2018.03-4.6.2
`u-boot` SUSE:Linux Enterprise Server 15-LTSS	before 2018.03-4.6.1	2018.03-4.6.1
`u-boot-rpi3` SUSE:Linux Enterprise Server 15-LTSS	before 2018.03-4.6.2	2018.03-4.6.2
`u-boot` SUSE:Linux Enterprise Server for SAP Applications 15	before 2018.03-4.6.1	2018.03-4.6.1
`u-boot` SUSE:Linux Enterprise Server 12 SP3-LTSS	before 2016.07-12.3.1	2016.07-12.3.1
`u-boot-rpi3` SUSE:Linux Enterprise Server 12 SP3-LTSS	before 2016.07-12.3.1	2016.07-12.3.1
`u-boot` SUSE:Enterprise Storage 5	before 2016.07-12.3.1	2016.07-12.3.1
`u-boot-rpi3` SUSE:Enterprise Storage 5	before 2016.07-12.3.1	2016.07-12.3.1
`u-boot` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 2015.04+dfsg1-2ubuntu12015.10+dfsg1-22015.10+dfsg1-32015.10+dfsg1-42016.01+dfsg1-1 Show 7 moreShow less 2016.01+dfsg1-1ubuntu12016.01+dfsg1-2ubuntu12016.01+dfsg1-2ubuntu22016.01+dfsg1-2ubuntu32016.01+dfsg1-2ubuntu52016.01+dfsg1-2ubuntu5+esm12016.01+dfsg1-2ubuntu5+esm2	None known
`u-boot` Ubuntu:18.04:LTS	before 2020.10+dfsg-1ubuntu0~18.04.2, plus listed versions 2016.03+dfsg1-6ubuntu22018.07~rc3+dfsg1-0ubuntu1~18.04.12018.07~rc3+dfsg1-0ubuntu2~18.04.12018.07~rc3+dfsg1-0ubuntu3~18.04.12019.07+dfsg-1ubuntu4~18.04.1	2020.10+dfsg-1ubuntu0~18.04.2
`u-boot` Ubuntu:20.04:LTS	before 2021.01+dfsg-3ubuntu0~20.04.3, plus listed versions 2019.07+dfsg-1ubuntu32019.07+dfsg-1ubuntu52019.07+dfsg-1ubuntu62020.10+dfsg-1ubuntu0~20.04.22021.01+dfsg-3ubuntu0~20.04.1	2021.01+dfsg-3ubuntu0~20.04.3
`u-boot` openSUSE:Leap 15.1	before 2019.01-lp151.6.13.1	2019.01-lp151.6.13.1

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-14193 is a critical vulnerability (CVSS 9.8) in Denx U-boot, published July 31, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.57%, the 85th percentile. Fixed in u-boot 2020.01+dfsg-1.

References

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